- fesse: (heraldry) an ordinary consisting of a broad horizontal band across a shield
- In heraldry, a fess or fesse (from Middle English fesse, from Old French, from Latin fascia, "band") is a charge on a coat of arms that takes the form of a band running horizontally across the centre of the shield.Woodcock & Robinson (1988), Oxford Guide to Heraldry, p. 60. ...
- A horizontal band of colour or metal on the field of a flag with its centreline along the horizontal meridian. The fess is confined to the centre of the field; however, heraldic use frequently suggests that it should be about one-third of the width of that field. ...
- A thick horizontal line across the center.